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Resolved C++14 Cmake build issues so correctly building to C99/C++14 standards

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Niall Cooling
2021-03-16 12:43:50 +00:00
parent ada9425357
commit 14bd790701
4 changed files with 16 additions and 23 deletions
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7
cmake-nRF5x/CMake_nRF5x.cmake
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@@ -36,9 +36,6 @@ macro(nRF5x_setup)
set(CMAKE_OSX_SYSROOT "/")
set(CMAKE_OSX_DEPLOYMENT_TARGET "")
# language standard/version settings
set(CMAKE_C_STANDARD 99)
set(CMAKE_CXX_STANDARD 11)
# CPU specyfic settings
if (NRF_TARGET MATCHES "nrf51")
@@ -86,8 +83,8 @@ macro(nRF5x_setup)
set(CMAKE_CXX_FLAGS "${COMMON_FLAGS}")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -O0 -g3")
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
set(CMAKE_ASM_FLAGS "-MP -MD -std=c99 -x assembler-with-cpp")
set(CMAKE_EXE_LINKER_FLAGS "-mthumb -mabi=aapcs -std=gnu++98 -std=c99 -L ${NRF5_SDK_PATH}/modules/nrfx/mdk -T${NRF5_LINKER_SCRIPT} ${CPU_FLAGS} -Wl,--gc-sections --specs=nano.specs -lc -lnosys -lm")
set(CMAKE_ASM_FLAGS "-MP -MD -x assembler-with-cpp")
set(CMAKE_EXE_LINKER_FLAGS "-mthumb -mabi=aapcs -L ${NRF5_SDK_PATH}/modules/nrfx/mdk -T${NRF5_LINKER_SCRIPT} ${CPU_FLAGS} -Wl,--gc-sections --specs=nano.specs -lc -lnosys -lm")
# note: we must override the default cmake linker flags so that CMAKE_C_FLAGS are not added implicitly
set(CMAKE_C_LINK_EXECUTABLE "${CMAKE_C_COMPILER} <LINK_FLAGS> <OBJECTS> -o <TARGET> <LINK_LIBRARIES>")
set(CMAKE_CXX_LINK_EXECUTABLE "${CMAKE_C_COMPILER} <LINK_FLAGS> <OBJECTS> -lstdc++ -o <TARGET> <LINK_LIBRARIES>")